AD Amdt-39-9778
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Bombardier | Various | Airworthiness Directives; Bombardier Model CL-600-2B19 (Regional Jet Series 100) Series Airplanes |
Unsafe Condition
The co-pilot's air data reference system intermittently fails following power generator switching, leading to uncommanded changes in instrument settings on the co-pilot's display.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Revise the Airplane Flight Manual (AFM) to require flight crew to check and reset, if necessary, certain instrument settings prior to each takeoff and after any event involving generator switching.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Before further flight
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Bombardier Model CL-600-2B19 (Regional Jet Series 100) series airplanes as specified in the AD.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 6, 2026
Rights: U.S. Government Public Domain
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